Vehicle drive system
a technology of drive system and drive shaft, which is applied in the direction of machines/engines, positive displacement liquid engines, transportation and packaging, etc., can solve the problems of low oil pump efficiency, large flow of oil, and circuit damage, so as to improve efficiently return to the oil pump. , the effect of improving the efficiency of the oil pump
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Hereinafter, a specific preferred embodiment of a vehicle drive system according to the present invention will be described in detail based on the drawings. The present embodiment is an example that applies the present invention to a drive system installed in a hybrid vehicle. The vehicle drive system according to the present embodiment will be described with reference to FIGS. 1 to 4. FIG. 1 is a drawing that shows the constitution of a hydraulic circuit of the drive system according to the embodiment. FIG. 2 is a drawing that shows the schematic constitution near a cover of a motor generator MG2 of the vehicle drive system as viewed from a front planetary gear unit side. FIG. 3 is a cross-sectional view taken along a line A-A in FIG. 2. FIG. 4 is a cross-sectional view taken along a line B-B in FIG. 2.
As shown in FIG. 1, a drive system 11 according to the present embodiment includes a hydraulic control device 10, a motor generator MG1, a front planetary gear unit 12, a motor gener...
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